After hard reset completed, select reboot system now! All data will be lost!

WARNINGIf you perform a Hard Reset, all user applications, user data and DRM licenses will be deleted. Please remember to backup any important data before performing a Hard Reset.

OPPO Neo hard reset from the menu

Factory data reset – Reset your settings to the factory default values and delete all your data. If you reset the phone this way, you are prompted to re-enter the same information as when you first started your Android phone.